Synonyms
progesterone 16,17-acetonide;ALGESTONE ACETONIDE;alphasone acetonide;4-PREGNEN-16ALPHA,17ALPHA-DIOL-3,20-DIONE 16,17-ACETONIDE;16a,17a-isopropylidenedioxyprogesterone;16.alpha.,17-(Isopropylidenedioxy)progesterone;16.alpha.,17.alpha.-Isopropylidenedioxyp